We are able to supply a HP 4320/4321 6-cell replacement battery 587706-751 to users that is produced by high technologies. Just as the OEM versions do, this black lithium-ion compatible HP laptop battery has output power of 11.1V and 4400mah with suitable internal resistances inside. Dimension of the whole product is 268.50 x 41.50 x 20.3 mm that can fit the part for battery with good contact in regular work. The following information about this HP 4320/4321 battery has included compatible laptop models and part number.
Dimension: 268.50 x 41.50 x 20.3 mm
Technology: 6-cell lithium ion
Warranty: 12 Months with option of 3 years warranty
Buy a 3-year Extended Warranty for your laptop battery, please follow this link
100% OEM compatible, Guaranteed to meet or exceed OEM specifications